(19)

(11)

EP 4 077 424 A2

(12)

(88) Date of publication A3: 29.07.2021 (43) Date of publication: 26.10.2022 Bulletin 2022/43 (21) Application number: 20829739.0 (22) Date of filing: 17.11.2020

(51) International Patent Classification (IPC):  C08F 210/16(2006.01) C08F 2/06(2006.01) C08F 110/02(2006.01) C08F 4/6592(2006.01) (52) Cooperative Patent Classification (CPC): C08F 210/16; C08F 110/02   C-Sets: C08F 210/16, C08F 210/14, C08F 2500/02, C08F 2500/03, C08F 2500/07, C08F 2500/12, C08F 2500/09, C08F 2500/34; C08F 110/02, C08F 2500/02, C08F 2500/03, C08F 2500/07, C08F 2500/12, C08F 2500/09, C08F 2500/34; C08F 210/16, C08F 2/06; C08F 110/02, C08F 2/06; C08F 110/02, C08F 4/65927; C08F 210/16, C08F 4/65927; (86) International application number: PCT/US2020/060891 (87) International publication number: WO 2021/126443 (24.06.2021 Gazette 2021/25)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (30) Priority: 17.12.2019 US 201962949274 P (71) Applicant: ExxonMobil Chemical Patents Inc. Baytown, TX 77520-2101 (US)	(72) Inventors: KISS, Gabor Hampton, NJ 08827 (US) SUN, Thomas T. Clinton, NJ 08809 (US) SOLAGES, Johannes M. Basking Ridge, NJ 07920 (US) MAO, Kanmi Basking Ridge, NJ 07920 (US) (74) Representative: ExxonMobil Chemical Europe Inc.  IP Law Europe Hermeslaan 2 1831 Machelen 1831 Machelen (BE)